16128740

素因数分解:

$2^2\times 5^1\times {\mathrm{857}}^1\times {\mathrm{941}}^1$

素因数の和:1807

約数の個数: 24

約数和(自身を含む): 33945912

約数和(自身を除く): 17817172

約数列:

[1, 2, 4, 5, 10, 20, 857, 941, 1714, 1882, 3428, 3764, 4285, 4705, 8570, 9410, 17140, 18820, 806437, 1612874, 3225748, 4032185, 8064370, 16128740]

約数ペア:

[(1, 16128740), (2, 8064370), (4, 4032185), (5, 3225748), (10, 1612874), (20, 806437), (857, 18820), (941, 17140), (1714, 9410), (1882, 8570), (3428, 4705), (3764, 4285)]